January 2026

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On This Day In History

27

Stories Published

Archive: January 13th, 2026

Discovering the tech stories that shaped the day.

Vladislav Guzey
Vladislav Guzey@proflead
https://cdn.hackernoon.com/images/0iu1pHRMnqOT3GqhiW0OP3lK20h1-8t02dq0.png

What Are Codex Skills? A Practical Guide for Developers

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Indie designer - Harish Pillai
Indie designer - Harish Pillai@id
https://cdn.hackernoon.com/images/r6FD2OYY9xQbiudWxfP1CQ7qB6n2-1403d51.png

Healthcare Disaster Recovery: What You Need to Know

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Matt Trifiro
Matt Trifiro@mtrifiro
https://cdn.hackernoon.com/images/MuZ7dLLOimhbe3Z3Tn8Iui1GYz43-6o03dfp.png

Commercial Open Source: How It's Similar to Selling Hot Dogs From a Cart

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Sanya Kapoor
Sanya Kapoor@sanya_kapoor
https://cdn.hackernoon.com/images/InxBRjRIs6M1kdhuWcyNHiiUrxm1-i203d36.png

Shankar Manapragada Unites Operational Excellence Through Food Services, Talent and Technology

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BTCWire
BTCWire@btcwire
https://cdn.hackernoon.com/images/FS1PiuQb1sWxoW2ESuJpZswu0xk2-nu03exm.jpeg

Safe And Ethena Partner To Boost USDe on Multisig Wallets

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Richard Ebo
Richard Ebo@lordsolid
https://cdn.hackernoon.com/images/VFVJDGcJCAcDgmzSN3pYWawXcsM2-dl03dns.png

Android OS Architecture, Part 2: How the Android System Fits Together

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Richard Ebo
Richard Ebo@lordsolid
https://cdn.hackernoon.com/images/VFVJDGcJCAcDgmzSN3pYWawXcsM2-u603dnf.png

The Android OS Architecture: Part 1 — What an Operating System Actually Does

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Bohdan Snisar
Bohdan Snisar@b128s
https://cdn.hackernoon.com/images/B0bXHtO5jlfcMWYTu2bhB4tnxvr2-dq139lj.jpeg

When Proper Database Design Kills Startups

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Noonification
Noonification@noonification
https://cdn.hackernoon.com/images/hackernoon_newsletter_377_nuo7l95uz53zrxv2gxiuwt3l.png

The HackerNoon Newsletter: The Ultimate Developers Guide to Jira Success (1/13/2026)

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GlobalHawk
GlobalHawk@knightbat2040
https://cdn.hackernoon.com/images/colorful-flywheel-v21yaxstl8jvft2gpek6wzjy.png

Your First AI Data Flywheel in Under 100 Lines of Python

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Dinesh Kumar Elumalai
Dinesh Kumar Elumalai@dineshelumalai
https://cdn.hackernoon.com/images/q45GRmhBZNQ6cMCcRPEgHIU1o762-1i33l1p.png

A $2.3M Deal, a Six-Week Deadline, and the Serverless Architecture That Saved Us

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Stanislav Petrov
Stanislav Petrov@radiokocmoc_l45iej08
https://cdn.hackernoon.com/images/SZePNvD5QddwfAVEJH4NuxB3oTX2-9c03jdo.png

When A/B Tests Aren’t Possible, Causal Inference Can Still Measure Marketing Impact

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3 Tech Polls
3 Tech Polls@3techpolls
https://cdn.hackernoon.com/images/2jqChkrv03exBUgkLrDzIbfM99q2-gw42380.png

Are Antivirus Software Still a Thing?

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Kilo
Kilo@kilocode
https://cdn.hackernoon.com/images/heQ8mFGojjdlNpezPu2ySWwgzvs2-fj53ddq.jpeg

CodeRabbit vs Code Reviews in Kilo: Which One Is Best For You in 2026

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AstraBit
AstraBit@astrabit
https://cdn.hackernoon.com/images/8AxBAvWe82S4GqUptbI2kUsWZoB2-cr2256v.jpeg

Innovation And Accountability: What AstraBit’s Broker-Dealer Registration Signals for Web3 Finance

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Ishan Pandey
Ishan Pandey@ishanpandey
https://cdn.hackernoon.com/images/7rEmNIeHNFOBfZZtUMQerOZIGGH3-q703d2v.png

How Golem Network Could Transform Salad's $200M GPU Cloud Business Model

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rishabh
rishabh@rishabh-agarwal
https://cdn.hackernoon.com/images/Yb8m2yudbIPITrhJhWR2bGHE1792-me03dw8.png

Architecting Resilient and Scalable Systems with Java, Kafka and AWS: A Case Study Approach

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Sachin Gupta
Sachin Gupta@sachingupta
https://cdn.hackernoon.com/images/GRWvsg9oEWhLxw1fceGSRBrO4rm2-wj03d1d.png

Transforming External Audits with Data Analytics: Power Query, CCH and Risk-Based Audit Planning

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Techbeat
Techbeat@techbeat
https://cdn.hackernoon.com/images/hackernoon_newsletter_193_jxrz43heiiggj398ksviepk0.png

The TechBeat: Brand Clarity vs Consensus (1/13/2026)

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Alex Vakulov
Alex Vakulov@alexcybersmith
https://cdn.hackernoon.com/images/kM4tjUJePDewmkTaWoeJUqmrRVt2-nw33fo5.jpeg

Why Secure Coding Ability Remains an Afterthought in Modern Hiring Pipelines

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Damian Griggs
Damian Griggs@damianwgriggs
https://cdn.hackernoon.com/images/HqBNpfClEPOWXHMUs4YEiALeN2n2-9c23bje.jpeg

Happiness = Variables - Frictions: The Source Code

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Bruce Li
Bruce Li@zbruceli
https://cdn.hackernoon.com/images/bI3BzyBanbVxEZqmLV7jRnw6d9o2-yn0373q.png

The Long Now of the Web: Inside the Internet Archive’s Fight Against Forgetting

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Hyperbole
Hyperbole@hyperbole
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Beyond Euclidean Space: Optimizing Hierarchical Data in Hyperbolic HSVMs

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Hyperbole
Hyperbole@hyperbole
https://cdn.hackernoon.com/images/a-robot-driving-a-race-car-animated-jjuwrmdfvhsayaagaayc1cbk.png

AI-Driven Database Tuning: Faster Index Selection with IA2 and TD3-TD-SWAR

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Jessica Patel
Jessica Patel@jesspat103
https://cdn.hackernoon.com/images/futuristic-colors-abstract-l52ejdr4o8j97cd2ehmxtgu7.png

From RxJS to Signals: The Future of State Management in Angular

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Suhasan Dillibatcha
Suhasan Dillibatcha@suhasanpm
https://cdn.hackernoon.com/images/aZRTjVwp3dPosWO9B1xVCxb4zHn1-fp03cin.jpeg

When Product Managers Become the Bottleneck (And How Great Ones Avoid It)

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Maxi C
Maxi C@mcsee
https://cdn.hackernoon.com/images/RIiBoPtpMiRsMKX3dnzl5gb1Urj1-70038ha.jpeg

Code Smell 13 - Empty Constructors

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